Doctor profile · Federal record
Dr. William Gaya, M.D.
Neurology Physician (CMS: Neurology) · Ocala, FL
- NPI 1821183401
- Accepts Medicare
- MIPS 92.7 / 100 · 2023
- 34 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
801 Sw 1St Ave
Ocala, FL 34471
(352) 732-7233
fax (352) 732-0239 - Mailing address
-
Po Box 10
Ocala, FL 344780010
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- April 14, 2008
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Florida #ME73584
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821183401. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,695
Distinct HCPCS
10
Medicare allowed
$230,775
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 771 | 573 | $127 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 298 | 298 | $167 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 203 | 190 | $90 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 86 | 86 | $221 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 74 | 54 | $95 | |
95908 |
Nerve conduction, 3-4 studies | 61 | 60 | $109 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 58 | 54 | $176 | |
95885 |
Needle measurement of electrical activity in arm or leg muscles, limited study | 47 | 37 | $60 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 39 | 36 | $52 | |
95910 |
Nerve conduction, 7-8 studies | 30 | 30 | $172 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 240. This provider delivers 7.1× the peer median.Open Payments
Industry payments received
All-time total
$335
Transactions
9
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 4 | $147.49 | |
| CSL Behring | 1 | $114.64 | |
| Celgene Corporation | 1 | $22.35 | |
| SK Life Science, Inc. | 1 | $18.92 | |
| Biogen, Inc. | 1 | $17.63 | |
| PFIZER INC. | 1 | $13.83 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,097
Patients
1,354
Total drug cost
$301,943
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Donepezil Hcl | Generic | 915 | 326 | $9,705 |
| Memantine Hcl | Generic | 841 | 279 | $45,199 |
| Levetiracetam | Generic | 373 | 104 | $20,696 |
| Gabapentin | Generic | 320 | 124 | $9,766 |
| Sertraline Hcl | Generic | 303 | 102 | $2,903 |
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 277 | 97 | $16,217 |
| Duloxetine Hcl | Generic | 182 | 65 | $4,362 |
| Primidone | Generic | 176 | 60 | $8,134 |
| Divalproex Sodium Er (Divalproex Sodium) | Brand | 127 | 48 | $9,838 |
| Lamotrigine | Generic | 127 | 29 | $2,085 |
Hospital affiliations
Frequently asked questions
What is Dr. William Gaya's medical specialty?
Dr. William Gaya practices Neurology Physician in Ocala, FL.
Where does Dr. William Gaya practice?
Dr. William Gaya practices at 801 Sw 1St Ave, Ocala, FL 34471. Office phone: 3527327233.
What is Dr. William Gaya's NPI?
Dr. William Gaya's National Provider Identifier (NPI) is 1821183401, issued by NPPES.
Does Dr. William Gaya accept Medicare assignment?
Yes. Dr. William Gaya accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Gaya commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.